GMC Hummer EV I (2021-2024) grn/yel Wiring diagrams

AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (-) 2 SERIAL DATA AUTOSAR CAN BUS (+) 3 SERIAL DATA AUTOSAR CAN BUS (-) 2 SERIAL DATA BRAKE SYSTEM CONTROL MODULE LIN BUS 2 BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BATTERY POSITIVE VOLTAGE BLK WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SIGNAL BRAKE MASTER CYLINDER (LEFT SIDE OF FRONT COMPT) BRAKE SYSTEM CONTROL MODULE BRAKE SYSTEM CTRL MODULE LIN BUS 1 COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BLU WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED LEFT FRONT WHEEL SPEED SENSOR LEFT FRONT WHEEL SPEED SENSOR CTRL LEFT FRONT WHEEL SPEED SENSOR SIG LEFT PARK BRAKE ACTUATOR LEFT PARK BRAKE MOTOR LOW REF LEFT PRK BRK MTR APPLY CTRL LEFT REAR WHEEL SPEED SENSOR LEFT REAR WHEEL SPEED SENSOR CTRL LEFT REAR WHEEL SPEED SENSOR SIG NCA WIRE RED/VIO WIRE RED/YEL WIRE RIGHT FRONT WHEEL SPD SENS CTRL RIGHT FRONT WHEEL SPEED SENSOR RIGHT FRONT WHEEL SPEED SENSOR SIGNAL RIGHT INSTRUMENT WIRING HARNESS JUNCTION BLOCK RIGHT PARK BRAKE ACTUATOR RIGHT PARK BRAKE MOTOR APPLY CTRL RIGHT PARK BRAKE MOTOR LOW REF RIGHT REAR WHEEL SPEED SENSOR RIGHT REAR WHEEL SPEED SENSOR CTRL RIGHT REAR WHEEL SPEED SENSOR SIG RUN/CRANK IGNITION 1 VOLTAGE TRAILER BRAKE APPLY SIGNAL TRAILER BRAKE ENABLE SIGNAL VIO WIRE VIO/GRY WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

ABS IND. AUTOSAR CAN BUS (-) 9 SERIAL DATA BATTERY POSITIVE VOLTAGE BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLU/GRN WIRE BLU/YEL WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BRAKE APPLY SENSOR CONTROL BRAKE APPLY SENSOR LOW REFERENCE BRAKE APPLY SENSOR SIGNAL BRAKE FLUID LEVEL INDICATOR SWITCH BRAKE IND BRAKE PEDAL POSITION SENSOR COMPUTER DATA LINES SYSTEM DISPLAY ECS IND ECS OFF IND GRN/GRY WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL CLUSTER CONTROL MODULE LOGIC PARKING BRAKE CONTROL SWITCH RED/BRN WIRE RED/GRY WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SIGNAL GND VIO/WHT WIRE WHT WIRE WHT/GRN WIRE

8 SER DATA 9 SER DATA AUTO SAR CAN BUS BATTERY MONITOR MODULE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MOD BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) CHARGE PORT HOUSING CHARGE PORT HOUSING LAMP COIL CONTROL DC/AC CONVERTER CONTROL MODULE DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE LEFT REAR SIDE DOOR WINDOW REGULATOR MOTOR LIN BUS 1 LIN BUS 11 LIN BUS 13 LIN BUS 16 LIN BUS 2 LIN BUS 4 LIN BUS 5 LIN BUS 6 LIN BUS 7 LIN BUS 9 LONG RANGE FORWARD RANGE RADAR SENSOR NCA WIRE PASSENGER FRONT SIDE DOOR WINDOW CONTROL SWITCH PASSENGER FRONT SIDE DOOR WINDOW REGULATOR MOTOR REAR PROGRAMMABLE MODE VALVE ACTUATOR REAR PROGRAMMABLE TEMPERATURE VALVE ACTUATOR REMOTE FUNCTION ACTUATOR MODULE RIGHT REAR SIDE DOOR WINDOW REGULATOR MOTOR RUN/CRANK RLY TRAILER TIRE PRESSURE INDICATOR MODULE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WINDSHIELD OUTSIDE MOISTURE/ AMBIENT LIGHT, HUMIDITY SENSOR YEL WIRE

3 SER DATA 9 SER DATA AUTO SAR CAN BUS AUTOSAR CAN BUS (-) 4 AUTOSAR CAN BUS (-) 5 BATTERY ENERGY CONTROL MODULE 2 (FRONT OF RIGHT REAR WHEELWELL) BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/ORG WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE MASTER CYLINDER (LEFT SIDE OF FRONT COMPT) BRAKE SYSTEM CONTROL MODULE BRK SYSTEM CTRL DRIVER SEAT ADJUSTER DRIVER SEAT ADJUSTER MEMORY MODULE ETHERNET BUS 7 (-) GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE INSTRUMENT PANEL CLUSTER CONTROL MODULE IP CLUSTER CTRL MOD LIN BUS 1 MOD LIN BUS 1 MOD LIN BUS 2 PARKING BRAKE CONTROL SWITCH POWERTRAIN COMPARTMENT COVER MODULE PRIVATE SER DATA ACTIVE SAFETY CAN BUS (-) SER DATA SER DATA TRAILER BRAKE CONTROL MODULE TRAILER BRAKE CONTROL SWITCH VEHICLE DYNAMICS SENSOR VIO/GRN WIRE WHT WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/YEL WIRE YEL WIRE

9 SER DATA ACTIVE GRILLE AIR SHUTTER ACTUATOR 1 ACTIVE GRILLE AIR SHUTTER ACTUATOR 2 AUTO SAR CAN BUS BATT ENERGY CONTROL BATTERY CHARGER BATTERY ENERGY CONTROL MODULE 1 (FRONT OF LEFT REAR WHEELWELL) BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BUS (-) SER DATA COOLING FAN MOTOR GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE HEATER AIR CONDITIONING CONDENSER REFRIGERANT FLOW VALVE HI VOL BATT ISOLATED HYBRID/ELECTRIC VEHICLE BATTERY COOLANT PUMP HYBRID/ELECTRIC VEHICLE COOLANT HEATER HYBRID/ELECTRIC VEHICLE ELECTRONICS COOLANT PUMP HYBRID/ELECTRIC VEHICLE PROPULSION SYSTEM COOLANT CONTROL VALVE 1 HYBRID/ELECTRIC VEHICLE PROPULSION SYSTEM COOLANT CONTROL VALVE 2 MODULE LIN BUS 1 MODULE LIN BUS 2 MODULE LIN BUS 3 MODULE LIN BUS 4 MODULE LIN BUS 5 MODULE LIN BUS 6 POWERTRAIN POWERTRAIN CAN PRIVATE SER DATA SENS BUS ENABLE SPI BUS 1 (+) SER DATA SPI BUS 3 (-) SER DATA VIO/GRN WIRE WHT WIRE WHT/GRN WIRE WHT/GRY WIRE YEL WIRE

8 SER DATA AUTO SAR CAN BUS AUTOMATED DRIVING MAPPING MODULE (LEFT SIDE OF DASH) BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MOD ETHERNET BUS 11 (-) ETHERNET BUS 3 (+) FRONT SEAT HEATER VENT CONTROL MODULE GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE HYBRID/ELECTRIC VEHICLE BATTERY DISCONNECT RELAY HYBRID/ELECTRIC VEHICLE BATTERY PACK COMMUNICATION MODULE LEFT PROGRAMMABLE TEMPERATURE VALVE ACTUATOR LIN BUS 11 LIN BUS 2 LOGIC PROGRAMMABLE AIR INLET VALVE ACTUATOR PROGRAMMABLE MODE VALVE ACTUATOR REAR SEAT HEATER VENT CONTROL MODULE RIGHT PROGRAMMABLE TEMPERATURE VALVE ACTUATOR WHT WIRE WHT/GRN WIRE WHT/GRY WIRE YEL WIRE

AUTOSAR CAN BUS (+) 5 SERIAL DATA AUTOSAR CAN BUS (-) 9 SERIAL DATA BLK WIRE BLK/WHT WIRE BLU/GRN WIRE BLU/YEL WIRE BODY CONTROL MODULE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DISPLAY DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR ENGINE WIRING HARNESS JUNCTION BLOCK GRN/YEL WIRE HOT AT ALL TIMES LOGIC NCA WIRE PASSENGER FRONT SIDE DOOR WINDOW SWITCH PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS RADIO CONTROL REAR DEFOGGER REAR DEFOGGER RLY CTRL REAR DEFOGGER SWITCH REAR WINDOW DEFOGGER GRID REAR WINDOW DEFOGGER RELAY RED/GRY WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK WHT WIRE WHT/GRN WIRE

ACTUATOR LOCK CTRL BATT POS VOLT BLK WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/YEL WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BODY CTRL MOD LIN BUS 9 BRN WIRE CHANNEL 2 PPL VCC COMPUTER DATA LINES SYSTEM DISPLAY DOOR LOCKS SYSTEM DOWN GND (UP) GND DOWN GRN WIRE GRN/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LAMP 6 7 LEFT + STOP SW LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT PICKUP BOX COVER STOP SWITCH LOCK ACTUATOR LOCK ACU UNLOCK CTRL 1 LOGIC MTR NCA WIRE NOT USED NOT USED ORG/ WIRE PICKUP BOX COVER MOTOR (FRONT RIGHT OF PICKUP BOX) PICKUP BOX COVER MOTOR CONTROL MODULE PICKUP BOX COVER OPEN/CLOSE SWITCH PICKUP BOX COVER STATUS INDICATOR PICKUP BOX TONNEAU COVER BLUNT CUT PNK WIRE PPL RED WIRE RED/BLU WIRE RED/YEL WIRE RF DOOR LOCK ACU LOCK CTRL RIGHT + STOP SW RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RIGHT PICKUP BOX COVER STOP SWITCH SHIELD UNLOCK CTRL 1 RF DOOR LOCK W/ RETRACTABLE REAR COMPARTMENT TONNEAU ACCESSORY W/O RETRACTABLE REAR COMPARTMENT TONNEAU ACCESSORY WHT WIRE WHT/GRN WIRE YEL WIRE YEL/GRN WIRE

BLK WIRE BLU WIRE BRN WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DOWN DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH EXPRESS GRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE HOT AT ALL TIMES ILL LEFT FRONT LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT REAR LEFT REAR SIDE DOOR WINDOW REGULATOR MOTOR LEFT REAR SIDE DOOR WINDOW SWITCH LOCKOUT INDICATOR LOGIC PASSENGER FRONT SIDE DOOR WINDOW SWITCH RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RIGHT FRONT RIGHT REAR VIO/GRY WIRE WHT/BRN WIRE WINDOW LOCK SWITCH WINDOW SWITCH YEL WIRE

ACCESSORY POWER RECEPTACLE SWITCH ALL WINDOWS OPEN SW SIG ALL WINDOWS OPEN SWITCH AUTOSAR CAN BUS (-) 9 SERIAL DATA BLK WIRE BLU/GRN WIRE BLU/YEL WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BRN WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DOWN DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR EXPRESS GRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE GRY/YEL WIRE ILL LOGIC PASSENGER FRONT SIDE DOOR WINDOW REGULATOR MOTOR RED/BRN WIRE RED/GRY WIRE RIGHT REAR SIDE DOOR WINDOW REGULATOR MOTOR RIGHT REAR SIDE DOOR WINDOW SWITCH VIO/GRY WIRE WHT/BRN WIRE WHT/GRN WIRE YEL WIRE